$122 Cheap Flights from Philadelphia (PHL) to Key West (EYW)

View $122 flight on Sun, Oct 12, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Philadelphia to Key West (PHL-EYW)

Prices were available within the past 7 days and start at $122 for one-way flights and $223 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sun, Oct 12 - Wed, Oct 22
PHL
Philadelphia
EYW
Key West
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Sun, Oct 12 from Philadelphia to Key West, returning Wed, Oct 22, priced at $223 found 1 day ago
JetBlue Airways
Sat, Oct 18 - Wed, Oct 22
PHL
Philadelphia
EYW
Key West
$242 Roundtrip, found 5 hours ago
$242
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Sat, Oct 18 from Philadelphia to Key West, returning Wed, Oct 22, priced at $242 found 5 hours ago
JetBlue Airways
Tue, Oct 14 - Wed, Oct 15
PHL
Philadelphia
EYW
Key West
$243 Roundtrip, found 1 day ago
$243
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Tue, Oct 14 from Philadelphia to Key West, returning Wed, Oct 15, priced at $243 found 1 day ago
JetBlue Airways
Sat, Oct 11 - Wed, Oct 15
PHL
Philadelphia
EYW
Key West
$272 Roundtrip, found 3 hours ago
$272
Roundtrip
found 3 hours ago
Select JetBlue Airways flight, departing Sat, Oct 11 from Philadelphia to Key West, returning Wed, Oct 15, priced at $272 found 3 hours ago
JetBlue Airways
Sun, Oct 19 - Thu, Oct 23
PHL
Philadelphia
EYW
Key West
$291 Roundtrip, found 10 hours ago
$291
Roundtrip
found 10 hours ago
Select JetBlue Airways flight, departing Sun, Oct 19 from Philadelphia to Key West, returning Thu, Oct 23, priced at $291 found 10 hours ago
JetBlue Airways
Mon, Oct 13 - Wed, Oct 15
PHL
Philadelphia
EYW
Key West
$292 Roundtrip, found 1 day ago
$292
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Mon, Oct 13 from Philadelphia to Key West, returning Wed, Oct 15, priced at $292 found 1 day ago
JetBlue Airways
Tue, Oct 14 - Wed, Oct 22
PHL
Philadelphia
EYW
Key West
$303 Roundtrip, found 3 days ago
$303
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Tue, Oct 14 from Philadelphia to Key West, returning Wed, Oct 22, priced at $303 found 3 days ago
American Airlines
Wed, Oct 8 - Fri, Oct 17
PHL
Philadelphia
EYW
Key West
$354 Roundtrip, found 6 days ago
$354
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Oct 8 from Philadelphia to Key West, returning Fri, Oct 17, priced at $354 found 6 days ago
Delta
Sat, Jul 26 - Wed, Jul 30
PHL
Philadelphia
EYW
Key West
$443 Roundtrip, just found
$443
Roundtrip
just found
Select Delta flight, departing Sat, Jul 26 from Philadelphia to Key West, returning Wed, Jul 30, priced at $443 just found
United
Tue, Jun 24 - Tue, Jul 1
PHL
Philadelphia
EYW
Key West
$563 Roundtrip, found 3 hours ago
$563
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Jun 24 from Philadelphia to Key West, returning Tue, Jul 1, priced at $563 found 3 hours ago

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW) cost?
Score cheap return fares from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW) starting at $423. Book your seat and get ready for takeoff. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a American Airlines flight leaving PHL on May 18 2025 and touching down at EYW. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from PHL to EYW?
The cheapest flights from PHL to EYW are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW)?
Hop on a nonstop flight with American Airlines and journey straight from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW).
What is the cheapest airline that flies from PHL to EYW?
Jet off from PHL to EYW with American Airlines. This carrier currently has the lowest one-way fare on this route, starting from $227. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from PHL on July 14 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW)?
When flying out of Philadelphia Intl. Airport (PHL), you can choose from an average of 2 daily direct flights to Key West Intl. Airport (EYW).
What are the most popular departure times for flights from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW)?
The 8 AM departures from PHL to EYW are the most sought after. Greater demand means you’ll likely pay more for these departures. If you want to save money, book during off-peak hours.
What day of the week has the most flights from PHL to EYW?
If you travel on a Friday, you’ll get the greatest range of options for flights from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW).
What is the earliest flight from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW)?
The first flight of the day departing from Philadelphia Intl. Airport (PHL) is at around 8:20AM UTC-5. Hop on this flight and you’ll land at Key West Intl. Airport (EYW) at approximately 11:50AM UTC-5. The entire trip takes 3h 30m.
How long does it take to fly from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW)?
Typically, it takes 3 hours and 27 minutes to travel the 1,150 mi from PHL to EYW.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW)?
To avoid possible delays on the Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW) route, travel before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Key West from Philadelphia Intl. Airport (PHL)?
Key West Intl. Airport (EYW) is the only airport in Key West with direct flights from Philadelphia Intl. Airport (PHL). Browse the options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW) last-minute?
Last-minute bookings from PHL to EYW are generally more expensive. To lock in the lowest prices, start looking for flights early. That said, if you can play around with your travel dates, you may land a cheap ticket right before your journey.
Is it cheaper to book a PHL to EYW flight and hotel package?
You’ll generally save money by booking a PHL to EYW flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one place. After choosing your ideal flights and accommodations, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Key West Intl. Airport (EYW)?
It’s usually possible to reschedule or cancel your PHL to EYW flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find further details on our Customer Service portal.
*Available to One Key members.